diff --git a/build/core/mtk_utils.mk b/build/core/mtk_utils.mk
old mode 100755
new mode 100644
diff --git a/build/core/qcom_utils.mk b/build/core/qcom_utils.mk
old mode 100755
new mode 100644
diff --git a/build/core/sdllvm-lto-defs.mk b/build/core/sdllvm-lto-defs.mk
old mode 100755
new mode 100644